Home / 9,302.45-13,954.88-3,458.30

Finding the Fourth Proportional to 9,302.45, 13,954.88 and 3,458.30

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Solution

The fourth proportional to 9,302.45, 13,954.88 and 3,458.30 is: 5,187.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,302.45 : 13,954.88 = 3,458.30 : x
  2. Step 2: Convert to fraction form
    9,302.45/13,954.88 = 3,458.30/x
  3. Step 3: Cross multiply
    9,302.45x = 13,954.88 × 3,458.30
  4. Step 4: Simplify right side
    9,302.45x = 48,260,100.38
  5. Step 5: Solve for x
    x = 48,260,100.38/9,302.45
  6. Step 6: Final answer
    x = 5,187.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.